APA引文

Urwick, L. (1957). Leadership in the twentieth century. Sir Isaac pitman.

Chicago Edition Citation

Urwick, L.F. Leadership in the Twentieth Century. London: Sir Isaac pitman, 1957.

MLA引文

Urwick, L.F. Leadership in the Twentieth Century. Sir Isaac pitman, 1957.

警告：這些引文格式不一定是100％准確.